package shili;

import net.sf.cglib.proxy.MethodInterceptor;
import net.sf.cglib.proxy.MethodProxy;
import org.apache.log4j.Logger;

import java.lang.reflect.Method;

// 示例9(1)
public class IntermediaryMethodInterceptor implements MethodInterceptor {
    private Logger logger = Logger.getLogger(IntermediaryMethodInterceptor.class);

    /**
     * 为被代理的方法定义的代理业务规则
     * @param proxy
     * @param method
     * @param args
     * @param methodProxy
     * @return
     * @throws Throwable
     */
    @Override
    public Object intercept(Object proxy, Method method, Object[] args, MethodProxy methodProxy) throws Throwable {
        before();
        // 调用父类原始的方法
        Object feedback = methodProxy.invokeSuper(proxy,args);
        after();
        return "看房记录: 买家反馈 “" + feedback + "“";
    }
    public void before(){
        logger.debug("前期准备.");
        logger.debug("查找房源.");
        logger.debug("和卖家沟通时间.");
    }
    public void after(){
        logger.debug("后期跟踪.");
        logger.debug("和买家共同意见.");
    }
}
